package net.xiduth.io.io.File;

/*
 * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/* @test
 @bug 6481955
 @summary Path length less than MAX_PATH (260) works on Windows
 */

import java.io.File;
import java.io.IOException;

public class MaxPath {
	public static void main(String[] args) throws Exception {
		String osName = System.getProperty("os.name");
		if (!osName.startsWith("Windows")) {
			return;
		}
		int MAX_PATH = 260;
		String dir = new File(".").getAbsolutePath() + "\\";
		String padding = "1234567890123456789012345678901234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890";
		for (int i = 240 - dir.length(); i < MAX_PATH - dir.length(); i++) {
			String longname = dir + padding.substring(0, i);
			try {
				File f = new File(longname);
				if (f.createNewFile()) {
					if (!f.exists() || !f.canRead()) {
						throw new RuntimeException("Failed at length: "
								+ longname.length());
					}
					f.delete();
				}
			} catch (IOException e) {
				System.out.println("Failed at length: " + longname.length());
				throw e;
			}
		}
	}
}
